| 摘要 |
PROBLEM TO BE SOLVED: To provide a communication system that is capable of efficient data communication taking an apparatus utilization time into consideration.SOLUTION: A communication system comprises: a router device which operates using a secondary battery as a driving power supply; a plurality of terminal devices which are connected to a network via the router device and each of which is able to perform data communication using the network. Each terminal device includes: remaining time acquisition means for obtaining a remaining time when the router device can be used using the secondary battery as a driving power supply from the router device; comparison means for comparing the remaining time with a communication request time from the terminal device; and communication control means for controlling communication connection of the terminal device of its own unit or another on the basis of the comparison result of the comparison means. |
